don't I swim? don't you swim? doesn't he swim? don't we swim? don't you swim? don't they swim?
Presente contínuo
am I not swimming? aren't you swimming? isn't he swimming? aren't we swimming? aren't you swimming? aren't they swimming?
Pretérito
didn't I swim? didn't you swim? didn't he swim? didn't we swim? didn't you swim? didn't they swim?
Preterito contínuo
wasn't I swimming? weren't you swimming? wasn't he swimming? weren't we swimming? weren't you swimming? weren't they swimming?
Presente perfeito
haven't I swum? haven't you swum? hasn't he swum? haven't we swum? haven't you swum? haven't they swum?
Presente perfeito contínuo
haven't I been swimming? haven't you been swimming? hasn't he been swimming? haven't we been swimming? haven't you been swimming? haven't they been swimming?
Mais perfeito
hadn't I swum? hadn't you swum? hadn't he swum? hadn't we swum? hadn't you swum? hadn't they swum?
Contínuo mais perfeito
hadn't I been swimming? hadn't you been swimming? hadn't he been swimming? hadn't we been swimming? hadn't you been swimming? hadn't they been swimming?
Futuro
won't I swim? won't you swim? won't he swim? won't we swim? won't you swim? won't they swim?
Futuro contínuo
won't I be swimming? won't you be swimming? won't he be swimming? won't we be swimming? won't you be swimming? won't they be swimming?
futuro perfeito
won't I have swum? won't you have swum? won't he have swum? won't we have swum? won't you have swum? won't they have swum?
futuro perfeito contínuo
won't I have been swimming? won't you have been swimming? won't he have been swimming? won't we have been swimming? won't you have been swimming? won't they have been swimming?
Condicional
Presente
wouldn't I swim? wouldn't you swim? wouldn't he swim? wouldn't we swim? wouldn't you swim? wouldn't they swim?
Presente contínuo
wouldn't I be swimming? wouldn't you be swimming? wouldn't he be swimming? wouldn't we be swimming? wouldn't you be swimming? wouldn't they be swimming?
Passado
wouldn't I have swum? wouldn't you have swum? wouldn't he have swum? wouldn't we have swum? wouldn't you have swum? wouldn't they have swum?
Passado contínuo
wouldn't I have been swimming? wouldn't you have been swimming? wouldn't he have been swimming? wouldn't we have been swimming? wouldn't you have been swimming? wouldn't they have been swimming?